/// <summary>
/// Levanta la informacion de una animacion a partir del XML
/// </summary>
/// <param name="xmlString">Contenido que el XML</param>
public TgcKeyFrameAnimationData parseAnimationFromString(string xmlString)
{
var dom = new XmlDocument();
dom.LoadXml(xmlString);
var root = dom.DocumentElement;
var animation = new TgcKeyFrameAnimationData();
//Parsear informacion general de animation
var animationNode = (XmlElement)root.GetElementsByTagName("animation")[0];
animation.name = animationNode.Attributes["name"].InnerText;
animation.verticesCount = int.Parse(animationNode.Attributes["verticesCount"].InnerText);
animation.framesCount = int.Parse(animationNode.Attributes["framesCount"].InnerText);
animation.keyFramesCount = int.Parse(animationNode.Attributes["keyFramesCount"].InnerText);
animation.frameRate = int.Parse(animationNode.Attributes["frameRate"].InnerText);
animation.startFrame = int.Parse(animationNode.Attributes["startFrame"].InnerText);
animation.endFrame = int.Parse(animationNode.Attributes["endFrame"].InnerText);
//Parsear boundingBox, si esta
var boundingBoxNodes = animationNode.GetElementsByTagName("boundingBox");
if (boundingBoxNodes != null && boundingBoxNodes.Count == 1)
{
var boundingBoxNode = boundingBoxNodes[0];
animation.pMin = TgcParserUtils.parseFloat3Array(boundingBoxNode.Attributes["min"].InnerText);
animation.pMax = TgcParserUtils.parseFloat3Array(boundingBoxNode.Attributes["max"].InnerText);
}
var frameNodes = animationNode.GetElementsByTagName("frame");
animation.keyFrames = new TgcKeyFrameFrameData[frameNodes.Count];
var i = 0;
foreach (XmlElement frameNode in frameNodes)
{
var frame = new TgcKeyFrameFrameData();
var frameNumber = (int)TgcParserUtils.parseFloat(frameNode.Attributes["time"].InnerText);
frame.relativeTime = (float)frameNumber / animation.framesCount;
//parsear vertices
frame.verticesCoordinates = TgcParserUtils.parseFloatStream(frameNode.InnerText, animation.verticesCount);
animation.keyFrames[i++] = frame;
}
return(animation);
}
/// <summary>
/// Carga una animación a un modelo ya cargado, a partir de un objeto TgcKeyFrameAnimationData ya parseado
/// La animación se agrega al modelo.
/// </summary>
/// <param name="mesh">Modelo ya cargado</param>
/// <param name="animationData">Objeto de animacion con datos ya cargados</param>
public TgcKeyFrameAnimation loadAnimation(TgcKeyFrameMesh mesh, TgcKeyFrameAnimationData animationData)
{
//BoundingBox de la animación, aprovechar lo que viene en el XML o utilizar el de la malla estática
TgcBoundingAxisAlignBox boundingBox = null;
if (animationData.pMin != null && animationData.pMax != null)
{
boundingBox = new TgcBoundingAxisAlignBox(
TGCVector3.Float3ArrayToVector3(animationData.pMin),
TGCVector3.Float3ArrayToVector3(animationData.pMax));
}
else
{
boundingBox = mesh.BoundingBox;
}
var animation = new TgcKeyFrameAnimation(animationData, boundingBox);
mesh.Animations.Add(animationData.name, animation);
return(animation);
}
public TgcKeyFrameAnimation(TgcKeyFrameAnimationData data, TgcBoundingAxisAlignBox boundingBox)
{
Data = data;
BoundingBox = boundingBox;
}
